World Trade Center Surroundings
Photographic Evidence of the Street Conditions Following the Attack
The destruction of the Twin Towers blanketed Lower Manhattan with a layer of fine dust and papers.
The Streets of Lower Manhattan
Analysis using this evidence
A handful of scientific studies examined the dust produced by the destruction of the Towers. One of many striking features of these events is that the 110 floor slabs of each Tower were apparently mostly reduced to this fine dust.
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